单词拼写
1. The little girl will travel____________ (在国外)to learn more about art.
2. ---Do you know Hong Kong? ---Yes，it ___________ (回归)to China in 1997.
3. There will be a __________ (魔术) show at the gate of the shopping mall.
4. How to protect the ________________（环境）has been under discussion.
5. We should encourage ______________ not to dump waste again. Let’s write a letter to them.（工厂）